Wow Factor: The only living coral reef in the contiguous U.S., this shallow-water wilderness is one of the top snorkeling and diving destinations on the planet.You'll Love If: Lying on a beach makes you antsExplore It: A snorkeling tour ($45) takes you

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Florida

Wow Factor: The only living coral reef in the contiguous U.S., this shallow-water wilderness is one of the top snorkeling and diving destinations on the planet.

You'll Love If: Lying on a beach makes you ants

Explore It: A snorkeling tour ($45) takes you to Christ of the Abyss, a statue 25 feet underwater in Key Largo's John Pennekamp Coral Reef State Park. captainslate.com

Photo by Jeff Hunter/Getty Images

The Seven Wonders of the South

Discover the world-class, jaw-dropping sites that define our most stunning landscapes, from coasts to caves.